New windows and doors improve comfort, cut energy bills and add long-term value to your home. Juniper Windows Pasadena pairs proven product lines with our own installing crews for lasting performance - and a price we put in writing.
Choose your installer
The unit is half the job - the install is the other half. Our own background-checked crews measure, set, seal and insulate every opening, and they know the lines we quote inside and out because they install them every week.
Select the right products
Compare styles, materials and glass packages side by side until the fit is right for your rooms, your budget and your goals. The product-line comparison below is the place to start.
Prepare your home for install
Before install day we walk you through a short checklist - furniture pulled back, treatments down, a clear path to each opening - so install day is watch-it-happen, not scramble.
Compare the Lines We Quote
Every project is priced on the same lines, side by side - the price indicators below are relative, and your consultant shows exact numbers on your actual openings.
PGTThe line homeowners arrive naming - the most impact certifications in the industry$$$
- More impact certifications than any other line we quote
- WinGuard, EnergyVue and ClassicVue Max systems built for every wind zone
- 99% on-time delivery keeps your install date on the calendar
CGIThe heavyweight impact line$$$$$
- Large-missile impact ratings for the strictest wind zones
- Architectural-grade aluminum with commercial-depth frames
- The line we quote when protection is the whole point
CWSThe value pick$$
- Vinyl systems built to strict wind codes
- Strong energy packages at the friendliest price point
- The smart start for whole-home replacements on a budget
ESWSlim lines, big glass$$$$
- Narrow-sightline aluminum for modern elevations
- Oversized openings and floor-to-ceiling glass
- Impact-rated without the bunker look
ECOThe aluminum impact workhorse$$$
- Factory-built aluminum impact systems
- A strong price-to-protection ratio for coastal homes
- Proven inventory lines with short lead times
Fast, Reliable Window Replacement Across Pasadena
Window replacement in Pasadena comes with a set of rules most contractors never mention until the wall is open. We do. A standard retrofit insert in a 1950s Ranch runs $850 – $1,400 per opening, while a full-frame replacement on a 1920s Craftsman in a historic district typically lands between $1,600 – $3,200 per window once custom joinery, putty-profile matching, and structural corrections are priced in. Our Window Replacement team works across every Pasadena neighborhood, from Bungalow Heaven to Hastings Ranch to Linda Vista, and we show up with a written price before any saw gets plugged in. Call (626) 657-5977 and we’ll put that number in writing, not in a verbal “ballpark.”
Why Juniper Windows Pasadena Is Pasadena’s Preferred Window Replacement Company
Pasadena homeowners call us because we speak the city’s architectural language fluently, which is why they trust our Door Replacement in Pasadena. When a homeowner in the Bungalow Heaven landmark district asks about replacing one sash on a 1912 Craftsman, we already know the city’s design review will likely require matching the original joinery profile, glass texture, and putty bead. That’s not knowledge you get from a national lead-gen site; it comes from walking these streets, pulling permits at City Hall, and sitting in design review meetings alongside our customers.
Sean Mackey leads our Pasadena operations, and he’s the person who reviews every estimate before it reaches you. That matters when the scope changes once a wall is opened. Homeowners consistently tell us the same thing: the written price held, the crew showed up when they said they would, and the permit passed without drama. We’re part of the Relay Home Co. family, founded in 2001, and our 365-Day Done Right Promise means if the work isn’t right, we make it right, parts and labor, for a full year after installation. In writing.
Dispatch and scheduling for Pasadena jobs are coordinated from our Los Angeles office, but the crews you’ll meet are local, background-checked, and uniformed. We serve Window Replacement in Pasadena with the Relay Visibility Guarantee: a live arrival time you can track, before-and-after photos of every job, and a digital invoice you can pay from a link.
Window Seal Repair in Pasadena
Window seal repair in Pasadena usually means replacing failed insulated glass units in aluminum or vinyl frames, a job that runs $275 – $550 per unit depending on glass size and Low-E coating. Pasadena’s dry heat is brutal on seals. The temperature swing between a 95-degree afternoon and a 55-degree night causes the argon or krypton gas between panes to expand and contract until the perimeter seal fails. Once that happens, you get fog between the glass, condensation that never wipes off, and a U-factor that quietly climbs.
Fogged Glass on Mid-Century Sliders
On 1950s and 60s Ranch homes across east Pasadena and Hastings Ranch, the original aluminum sliders lose their thermal seal from decades of UV exposure. We see it constantly: a hazy film trapped between panes that no amount of cleaning removes. The fix is replacing the insulated glass unit itself, not the whole window, and we stock common sizes from ViewLux and PGT so turnaround is usually days, not weeks.
Weatherstripping Failure Before Santa Ana Season
Santa Ana winds find every gap in a worn window. When weatherstripping has dried out from Pasadena’s summer sun, those 40-mph gusts push smoke and dust straight through the sash channel. We replace compression gaskets on casements and pile weatherstripping on sliders, then test the seal with a smoke pencil so you can see the air infiltration stop.
Energy Efficient Windows in Pasadena
Energy efficient windows in Pasadena start with two numbers: a U-factor of 0.30 or lower and a solar heat gain coefficient (SHGC) of 0.25 or lower, which is the sweet spot for our climate. Most replacements with dual-pane Low-E glass run $900 – $1,600 per opening installed, including the trim work and haul-away. Pasadena’s summer sun is relentless, and single-pane wood sashes from the 1920s or aluminum sliders from the 60s are effectively invisible to it.
Low-E Coatings for West-Facing Rooms
A west-facing room in Pasadena gets hammered from about 2 p.m. until sunset. Low-E coatings reflect infrared heat back outside while letting visible light through, which is why we specify them on nearly every south and west elevation we replace. The difference in afternoon wall temperature is measurable with an infrared gun, and the cooling-season energy savings show up on the first bill.
What a Title 24 Permit Actually Changes
When you pull a window permit in Pasadena, you trigger California’s Title 24 energy code. The replacement units must meet current U-factor and SHGC requirements, and the installer has to document the values on the permit paperwork. We handle that entirely, and we’ll often upgrade the cavity insulation in the rough opening while the sash is out, since that’s the one moment it’s actually accessible.
Trusted Brands We Service in Pasadena
We carry eight product lines and we lean on the ones that fit Pasadena’s mix of historic and mid-century homes. PGT’s impact-rated glass is a strong choice for Ranch-style homes exposed to Santa Ana-driven debris, and we stock common sizes locally so a broken sash doesn’t sit for six weeks. Viewlux service in Pasadena gives us the narrow sightlines that look right on a 1920s Spanish Colonial Revival while still delivering modern thermal performance. CGI and CWS round out our impact-rated options. We don’t steer you toward whatever brand gives us the best margin; we spec the window that fits the opening and the architecture, then price it in writing.
Common Window Replacement Problems We See in Pasadena Homes
- Rotted jamb stock in pre-war Craftsman homes. Sprinkler overspray on North Marengo Avenue and throughout Bungalow Heaven soaks the sill and jamb from the outside, and 100-year-old fir doesn’t fight back. When we remove a failed sash, we often find the rough opening itself needs reconstruction before a new window goes back in.
- Failed insulated glass in 1950s – 60s aluminum sliders. The desiccant strip inside the spacer eventually saturates, and Pasadena’s UV levels speed that timeline. Fogged units in Ranch-style homes across the east side mean the window is no longer doing its thermal job.
- Fogged or condensation-trapped units in landmark districts. Original single-glazed windows don’t fail the same way, but unpermitted “upgrades” from the 1980s and 90s often put double-pane units into historic openings without proper weatherproofing or matching trim, creating pockets where moisture collects and frames rot.
- Air infiltration during Santa Ana events. Winds blowing down from the San Gabriels find every worn weatherstrip on north and east elevations. We test new installations with a smoke pencil on a windy day, because that’s when Pasadena homeowners actually feel the leak.
Pricing for Window Replacement in Pasadena, CA
A full-frame window replacement in Pasadena typically runs $1,600 – $3,200 per opening for a moderate-sized double-hung or casement in a wood frame. Retrofit insert replacements run lower, usually $850 – $1,400 per opening, and that’s the route we recommend when the existing frame is sound. What moves the number: whether you’re in a designated historic district (custom sash matching, putty-profile duplication, design review fees), the condition of the rough opening, and whether the permit triggers structural upgrades. What doesn’t move the number: we write the price before work starts, and a change order only happens if you approve it in writing first. Call (626) 657-5977 and we’ll give you a line-item written estimate for your specific home.
We Also Serve Cities Near Pasadena
We work regularly in Pasadena and the surrounding communities: Altadena to the north, Alhambra and Sierra Madre to the east and southeast, and Glendale to the west. If you’re in one of those cities, the same written pricing, live arrival tracking, and 365-Day Done Right Promise apply. Call us at (626) 657-5977 and we’ll schedule a visit.
Serving Pasadena, CA - Our Local Coverage Area
We’re based in the Pasadena area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs About Window Replacement in Pasadena
We stop, document the damage with photos, and present you with a written change order for the repair work before we proceed. On a 1912 Craftsman on North Marengo Avenue, our crew removed a failed double-hung sash to find the original jamb rotted from decades of sprinkler overspray and no flashing. We wrote up the new jamb stock and a custom sash matching the original wavy glass, got owner sign-off, and the design review passed without a single correction. Call (626) 657-5977 to talk through what your specific opening might involve.
Usually the frame is salvageable and the insulated glass unit is the problem. Aluminum sliders from the 1950s and 60s are simple to reglaze, and a failed seal costs $275 – $550 per unit in Pasadena. Full replacement makes sense when the frame itself is pitted, the weatherstripping channel is worn out, or you want to upgrade to a modern thermal break and Low-E coating. We’ll tell you which route is actually worth your money.
They expose every weakness. When winds hit 40 mph, air pressure against the sash forces smoke through any gap in the weatherstripping or around the glazing bead. The dry, particulate-heavy air also accelerates seal degradation by coating the spacer with fine grit and pushing the desiccant to its limit. We recommend checking seals annually before fire season, and replacing weatherstripping at the first sign of dust lines on your interior sill. Call (626) 657-5977 for an assessment before the next wind event.
Title 24 energy compliance applies to every replacement, and if the permit shows the existing header is undersized or missing, the structural upgrade becomes part of the scope. Homes with unpermitted window swaps from the 1980s – 90s often have no shear wall detailing or proper headers, which means a simple-looking window job can turn into a structural repair once the wall is open. We include allowances in the estimate for exactly this so it’s priced, not surprising. Call (626) 657-5977 to get your written estimate.
Yes. We replicate the original muntin profile, glass texture, and putty bead, and we’ve matched patterns on homes throughout Linda Vista and the Arroyo Seco neighborhoods. In Bungalow Heaven specifically, the city’s design review often requires the original joinery, glass texture, and even the historic putty profile to pass. That’s a requirement that doesn’t apply in neighboring Alhambra or South Pasadena, so working with a Pasadena crew like ours matters. Call (626) 657-5977 for a free estimate on matching your original windows.
Written by Sean Mackey, Owner at Juniper Windows Pasadena, serving Pasadena and the surrounding communities.
Six Reasons Homeowners Choose Juniper Windows Pasadena
Laminated glass and reinforced frames hold up to wind-driven rain, hail and flying debris, so your openings stay sealed when the weather turns.
Low-E insulated impact glass from our manufacturer lines commonly cuts monthly cooling bills 20-30%.
Laminated impact glass shuts out up to 40% of outside noise - traffic, neighbors, weather.
Monitoring services run $30-90 a month. Laminated impact glass resists forced entry around the clock, with no subscription.
Tighter seals and insulated glass even out hot and cold rooms and stop the drafts at the frame.
A full impact package upgrades curb appeal, buyer confidence and appraised value in one project.